42252205011923 has 2 divisors, whose sum is σ = 42252205011924. Its totient is φ = 42252205011922.

The previous prime is 42252205011889. The next prime is 42252205012111. The reversal of 42252205011923 is 32911050225224.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42252205011923 is a prime.

It is not a weakly prime, because it can be changed into another prime (42252205011323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21126102505961 + 21126102505962.

It is an arithmetic number, because the mean of its divisors is an integer number (21126102505962).

Almost surely, 2^{42252205011923} is an apocalyptic number.

42252205011923 is a deficient number, since it is larger than the sum of its proper divisors (1).

42252205011923 is an equidigital number, since it uses as much as digits as its factorization.

42252205011923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 42252205011923 in words is "forty-two trillion, two hundred fifty-two billion, two hundred five million, eleven thousand, nine hundred twenty-three".